{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003826},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004104","490:4900004383","490:4900004239","494:4940008953","490:4900003426","490:4900004258","490:4900002264","490:4900001802","490:4900003822","490:4900004529","490:4900003969","490:4900003683","490:4900004393","490:4900003966","490:4900004118","490:4900001658","490:4900004532","490:4900004516","490:4900003970","490:4900004103","490:4900004106","490:4900002705","490:4900001522","490:4900002855","490:4900010109"],"twin_admin_codes":[490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.42740461674774916,0.3568496234890635,0.2845640178458542,0.268114326515424,0.2587973254022505,0.25696049270119425,0.2556790672913604,0.24346490130196044,0.2144751967511913,0.20509380194252952,0.2007020154729877,0.1796415869702688,0.1705522321876761,0.1581821554701229,0.1519497777541656,0.15056446196961232,0.14655955748176103,0.13770905744200188,0.13731757723237448,0.13442400528422568,0.13231025958442086,0.13207993005726468,0.12451922788436767,0.12420912811035777,0.11980138366564362],"twin_dists":[0.16933801797118966,0.1864448401738643,0.20590714510238092,0.21072845343523924,0.21354067713035255,0.21410256762617505,0.21449606244990332,0.218311440694878,0.22789632394522039,0.2311829959609053,0.23275696616959538,0.2406565205872573,0.2442685821906649,0.2494136669899621,0.2521174730218491,0.25272947657465017,0.2545224122772322,0.2586173873654909,0.25880299656620426,0.260187337352547,0.261212799330326,0.2613252842040247,0.26510275663639155,0.26526135909919696,0.26754901198563125],"n_dims_used":45,"mean_confidence":0.9249361673990886},"coverage":{"mean_confidence":0.9249361673990886,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}